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180414 (2004 BR46)
Classification: Main-belt Asteroid          SPK-ID: 2180414
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1780454057169956 3.5718e-08  
a 2.418670064410516 1.0992e-08 au
q 1.988036971496994 8.7833e-08 au
i 2.21295989710472 4.6606e-06 deg
node 255.3281064743148 0.00012328 deg
peri 292.0360226549978 0.0001242 deg
M 135.0123934157147 1.5584e-05 deg
tp 2458685.230416758002
(2019-Jul-20.73041676)
5.8143e-05 TDB
period 1373.926091332653
3.76
9.3661e-06
2.564e-08
d
yr
n .2620228280626177 1.7862e-09 deg/d
Q 2.849303157324038 1.2949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      9990 days (27.35 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:25  

Additional Information
 Earth MOID = .989814 au 
 Jupiter MOID = 2.11637 au 
 T_jup = 3.492 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457473.5 (2016-Mar-26.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1773688313668701 3.5704e-08  
q 1.989324707847245 8.7691e-08 au
tp 2457310.066768605105
(2015-Oct-14.56676861)
5.5592e-05 TDB
node 255.4031756357118 0.00012311 deg
peri 291.7489900443512 0.00012403 deg
i 2.214331722221828 4.6635e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      9990 days (27.35 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:25  

Additional Information
 Jupiter MOID = 2.11637 au 
 T_jup = 3.492 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.274761250420336E-15 -3.114698381260796E-15 -6.124590505407033E-13 3.624578063733714E-15 -1.703109030972595E-13 -9.141285033030704E-17
q -3.114698381260796E-15 7.689643769674892E-15 1.591832915940437E-12 -7.282119270174373E-15 4.418849443705374E-13 4.060323041241222E-16
tp -6.124590505407033E-13 1.591832915940437E-12 3.090436666611093E-9 -2.31112774269487E-11 8.659177202769056E-10 2.108522923235885E-13
node 3.624578063733714E-15 -7.282119270174373E-15 -2.31112774269487E-11 1.515565242541604E-8 -1.515016828133151E-8 2.124065680522514E-10
peri -1.703109030972595E-13 4.418849443705374E-13 8.659177202769056E-10 -1.515016828133151E-8 1.538449602529019E-8 -2.121699357762689E-10
i -9.141285033030704E-17 4.060323041241222E-16 2.108522923235885E-13 2.124065680522514E-10 -2.121699357762689E-10 2.174782097568499E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.48   n/a MPCxxxxx  

180414 (2004 BR46)          Discovered 2004-Jan-21 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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